Lexmark 51B1X00 (51B0XA0) Extra High Yield Black Toner Cartridge is designed to perform in the Lexmark MS517, MS517dn, MS617, MS617dn, MX517, MX517de, MX617, MX617de
Premium Compatible 51B1X00 (51B0XA0) Extra High Yield Black Toner Cartridge fully compatible with the Lexmark MS517, MS517dn, MS617, MS617dn, MX517, MX517de, MX617, MX617de. The use of compatible supplies does not void your printer warranty.